Geo is of Greek origin, derived from the word 'ge', meaning earth. It is a unisex name but is more commonly used for males. In mythology, it is associated with Gaia, the personification of Earth in ancient Greek culture. The name Geo has been gaining popularity in recent years, ranking among the top 1000 names in some countries.
"Between 1915 and 1922, Geo's name was given to 16 babies, with the years 1915 and 1922 each seeing 5 births, and 1918 having 6."